At a glance:

Detection Availability

FortiGate

Active

Extended

Extreme

Mobile

FortiClient

Active/Extended

Extreme

FortiSandbox

FortiMail

FortiAP-S

Threat Profile

Platform: Adware

Adware typically display advertising content to the user. This advertising content may take many forms, but is typically in the form of web browser pop-up advertisements. In most circumstances, the user is not aware of the Adware component being installed on the local machine.

Virus

Adware/Obser!Android

Analysis

Adware/Obser!Android is classified as a type of adware.Adware is any software package that automatically displays advertisements while the program is running. Adware is often not malicious, but unwanted, and a user is often unaware of its being installed on the local machine.The Fortinet Antivirus Analyst Team is constantly updating our descriptions. Please check the FortiGuard Encyclopedia regularly for updates.

Recommended Action

Make sure that your FortiGate/FortiClient system is using the latest AV database.

Quarantine/delete files that are detected and replace infected files with clean backup copies.